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Finding the Third Proportional to 14,773 and 31,855

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Solution

The third proportional to 14,773 and 31,855 is: 68,688.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,773 : 31,855 = 31,855 : x
  2. Step 2: Convert to fraction form
    14,773/31,855 = 31,855/x
  3. Step 3: Cross multiply
    14,773x = 31,855 × 31,855
  4. Step 4: Simplify right side
    14,773x = 1,014,741,025
  5. Step 5: Solve for x
    x = 1,014,741,025/14,773
  6. Step 6: Final answer
    x = 68,688.89

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.